command: 
 ./cs_solver --param tuto_viv.xml --mpi --app-name fluid1

***************************************************************

                                  (R)
                      Code_Saturne

                      Version 5.0.8


  Copyright (C) 1998-2018 EDF S.A., France

  revision 5.0.8
  build Fri 20 Apr 2018 12:53:11 PM CEST
  MPI version 3.1


  The Code_Saturne CFD tool  is free software;
  you can redistribute it and/or modify it under the terms
  of the GNU General Public License as published by the
  Free Software Foundation; either version 2 of the License,
  or (at your option) any later version.

  The Code_Saturne CFD tool is distributed in the hope that
  it will be useful, but WITHOUT ANY WARRANTY; without even
  the implied warranty of MERCHANTABILITY or FITNESS FOR A
  PARTICULAR PURPOSE.  See the GNU General Public License
  for more details.

***************************************************************


Local case configuration:

  Date:                Sat 23 Feb 2019 03:57:07 PM CET
  System:              Linux 3.10.0-693.21.1.el7.x86_64
  Machine:             fusion-uv02
  Processor:           model name	: Intel(R) Xeon(R) CPU E5-4667 v4 @ 2.20GHz
  Memory:              515637 MB
  User:                lzhang (Lei Zhang)
  Directory:           /gpfs/workdir/lzhang/Cas/test_2instances/RESU_COUPLING/20190223-1544/fluid1
  MPI ranks:           30 (appnum attribute: 0)
  OpenMP threads:      1
  Processors/node:     1
  I/O read method:     collective MPI-IO (explicit offsets)
  I/O write method:    collective MPI-IO (explicit offsets)
  I/O rank step:        1

 Reading metadata from file: "mesh_input"

===============================================================

                   CALCULATION PREPARATION
                   =======================


 ===========================================================



hahaha Lei Zhang in cs_user_coupling-saturne.c
 No error detected during the data verification
                          cs_user_parameters.f90 and others).


 ===========================================================

               CALCULATION PARAMETERS SUMMARY
               ==============================

 -----------------------------------------------------------


 ** DIMENSIONS
    ----------

 --- Physics
       NVAR   =              4 (Nb variables                )
       NSCAL  =              0 (Nb scalars                  )
       NSCAUS =              0 (Nb user scalars             )
       NSCAPP =              0 (Nb specific physics scalars )


 -----------------------------------------------------------


 ** VOF METHOD                              
    ----------------------------------------

       IVOFMT =             -1 ( -1: inactive                )
                               (  0: active                  )


 ** HOMOGENEOUS MIXTURE MODEL FOR CAVITATION
    ----------------------------------------

       ICAVIT =             -1 (-1: single phase flow       )
                               ( 0: no vap./cond. model     )
                               ( 1: Merkle's model        )


 -----------------------------------------------------------


 ** TIME STEPPING
    -------------

 --- Per-variable properties

------------------------------------
 Variable          ISTAT      CDTVAR
------------------------------------
 Velocity              1  0.1000E+01
 Pressure              0  0.1000E+01
----------------------------

       ISTAT  =  0 ou  1       (1 for unsteady              )
       CDTVAR >  0             (time step multiplier        )

 --- Order of base time stepping scheme
       ISCHTP =              1 (1: order 1; 2: order 2      )
                                                             

 -----------------------------------------------------------


 ** STOKES
    ------

  -- Phase continue :

       ISTMPF =              1 (time scheme for flow
                               (0: explicit (THETFL = 0     )
                               (1: std scheme (Saturne 1.0  )
                               (2: 2nd-order (THETFL = 0.5  )
       THETFL =   -0.99900E+03 (theta for mass flow         )
       IROEXT =              0 (density extrapolation
                               (0: explicit
                               (1: n+thetro with thetro=1/2
                               (2: n+thetro with thetro=1
       THETRO =    0.00000E+00 (theta for density
                               ((1+theta).new-theta.old
       IVIEXT =              0 (total viscosity extrapolation
                               (0: explicit
                               (1: n+thetvi with thetro=1/2
                               (2: n+thetvi with thetro=1
       THETVI =    0.00000E+00 (theta for total viscosity
                               ((1+theta).new-theta.old
       ICPEXT =              0 (specific heat extrapolation
                               (0: explicit
                               (1: n+thetcp with thetro=1/2
                               (2: n+thetcp with thetro=1
       THETCP =    0.00000E+00 (specific heat theta-scheme
                               ((1+theta).new-theta.old
       THETSN =    0.00000E+00 (Nav-Stokes S.T. theta scheme)
                               ((1+theta).new-theta.old
       THETST =    0.00000E+00 (Turbulence S.T. theta-scheme)
                               ((1+theta).new-theta.old
       EPSUP  =    0.10000E-04 (Velocity/pressure coupling
                                stop test                   )


 -----------------------------------------------------------


 ** BASE ITERATIVE SOLVERS
    ----------------------

------------------------------------
 Variable              EPSILO IDIRCL
------------------------------------
 Velocity          0.1000E-07      1
 Pressure          0.1000E-07      1
------------------------------------

       EPSILO =                (resolution precision)
       IDIRCL = 0 ou 1         (shift diagonal if
                                ISTAT=0 and no Dirichlet)


 -----------------------------------------------------------


 ** CALCULATION MANAGEMENT
    ----------------------

 --- Restarted calculation
       ISUITE =              0 (1: restarted calculation    )
       ILEAUX =              1 (1: read  restart/auxiliary  )
       IECAUX =              1 (1: write checkpoint/auxiliary)


 --- Calculation time
     The numbering of time steps and the measure of simulated
       physical time are absolute values, and not values
       relative to the current calculation.

       INPDT0 =              0 (1: 0 time step calcuation   )
       NTMABS =             10 (Final time step required    )

 --- CPU time margin
       TMARUS =   -0.10000E+01 (CPU time margin before stop )


 -----------------------------------------------------------


 ** INPUT-OUTPUT
    ------------

 --- Restart file
       NTSUIT =              0 (Checkpoint frequency )

 --- Probe history files
       NTHIST =              1 (Output frequency     )
       FRHIST =     -.10000E+01 (Output frequency (s) )
         --           --                --

 --- Log files
       NTLIST =            100 (Output frequency     )

       Number Name                IWARNI verbosity level
                                      (-999: not applicable)

 Velocity                       0
 Pressure                       0
 CourantNb                   -999
 FourierNb                   -999
 total_pressure              -999
 Yplus                       -999
         --           --                --

 --- Additional post-processing variables (ipstdv)
       ipstfo =              1 (Force exerted by the
                                     fluid on the boundary)
       ipstyp =              1 (y+ at boundary)
       ipsttp =              0 (T+ at boundary)
       ipstft =              1 (Thermal flux   at boundary)
       ipstnu =              0 (Dimensionless thermal
                                          flux at boundary)


 -----------------------------------------------------------


 ** ALE METHOD (MOVING MESH)
    -----------

       IALE   =              0 (1: activated                )
       NALINF =              0 (Fluid initialization
                                                  iterations)
       IFLXMW =              0 (ALE mass flux computation
                                0: thanks to vertices
                                1: thanks to mesh velocity)


 -----------------------------------------------------------

Unmatched Code_Saturne couplings:
---------------------------------

 Code_Saturne coupling:
   coupling id:              0
   local name:               "fluid2"



/gpfs/workdir/lzhang/code_saturne-5.0.8/src/base/cs_sat_coupling.c:2010: Fatal error.

At least 1 Code_Saturne coupling was defined for which
no communication with a Code_Saturne instance is possible.


Call stack:
   1: 0x2aaaaae4788a <cs_sat_coupling_all_init+0xcfa> (libsaturne.so.5)
   2: 0x2aaaaad457cd <cs_run+0x13d>                   (libsaturne.so.5)
   3: 0x2aaaaad4554f <main+0x12f>                     (libsaturne.so.5)
   4: 0x2aaaaedbfc05 <__libc_start_main+0xf5>         (libc.so.6)
   5: 0x400999     <>                               (cs_solver)
End of stack

